<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>



        .white {
            width: 200px;
            height: 200px;
            background-color: #fff;
            border-radius: 9px;
            box-shadow: 0 0 0 0.4px #fff;
             
        }

        .wrapper {
            width: 200px;
            height: 200px;
            background-color: red;
        }
    </style>
</head>
<body >

    <div class="wrapper">
        <div class="white"></div>
    </div>

</body>
</html>